A magnitude ML 0.7 earthquake occured in region: 3 km SE Norcia (PG), on
and geographic coordinates (lat, lon) 42.7700, 13.1090 at 10 km depth.
The earthquake was located by: Sala Sismica INGV-Roma.
Search earthquakes: Any within 30 km radius
The values of hypocentral coordinates and magnitude may be revised at a later time as more information becomes available.
Municipality | Region | Distance (km) | Inhabitants | Cumulative Inhabitants |
---|---|---|---|---|
Norcia | PG | 3 | 4957 | 4957 |
Cascia | PG | 10 | 3217 | 8174 |
Preci | PG | 14 | 724 | 8898 |
Accumoli | RI | 14 | 667 | 9565 |
Castelsantangelo sul Nera | MC | 14 | 281 | 9846 |
Arquata del Tronto | AP | 15 | 1178 | 11024 |
Poggiodomo | PG | 16 | 117 | 11141 |
Cerreto di Spoleto | PG | 17 | 1075 | 12216 |
Cittareale | RI | 17 | 482 | 12698 |
Visso | MC | 18 | 1107 | 13805 |
Monteleone di Spoleto | PG | 18 | 599 | 14404 |
Ussita | MC | 20 | 444 | 14848 |
Sellano | PG | 20 | 1079 | 15927 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.7 | 2019-08-20 02:55:47 |
42.7698 | 13.1088 | 10 | 2019-08-20 03:01:22 |
Sala Sismica INGV-Roma | 71637771 |
Field | Value |
---|---|
Time (UTC) | 2019-08-20 02:55:47 ± 0.05 |
Latitude | 42.7698 ± 0.0027 |
Longitude | 13.1088 ± 0.0037 |
Depth (km) | 10 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 71637771 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 280 |
Semi-minor axis of confidence ellipse (meter) | 208 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 292 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 280.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 113 |
Number of associated phases, regardless of their use for origin computation | 16 |
Number of defining phases | 14 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.13 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.27160 |
Number of stations at which the event was observed | 9 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 0.7 |
Uncertainty | 0.2 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 71637771 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2019-08-20 03:01:22 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.RM33.EHZ. | 2019-08-20T02:55:57.85 | 0.6 | undecidable | manual | S | 163 | 30.1476 | 50 | 0.02 | 49 |
IV.FDMO.HHZ. | 2019-08-20T02:55:57.82 | 0.6 | undecidable | manual | S | 357 | 29.6481 | 50 | 0.14 | 48 |
IV.SMA1.EHZ. | 2019-08-20T02:55:56.27 | 0.6 | undecidable | manual | S | 130 | 24.0537 | 113 | 0.1 | 49 |
IV.MMO1.EHZ. | 2019-08-20T02:55:55.57 | 0.6 | undecidable | manual | S | 51 | 22.8549 | 114 | -0.2 | 48 |
IV.LNSS.HHZ. | 2019-08-20T02:55:54.73 | 0.3 | undecidable | manual | S | 197 | 19.3695 | 118 | 0.04 | 75 |
IV.GAVE.EHZ. | 2019-08-20T02:55:54.59 | 0.6 | undecidable | manual | S | 244 | 19.4694 | 117 | -0.14 | 49 |
IV.TERO.HHZ. | 2019-08-20T02:55:54.99 | 3.0 | undecidable | manual | P | -0.64 | 0 | |||
IV.CSP1.EHZ. | 2019-08-20T02:55:54.15 | 3.0 | undecidable | manual | P | -0.01 | 0 | |||
IV.FDMO.HHZ. | 2019-08-20T02:55:53.20 | 1.0 | negative | manual | P | 357 | 29.6481 | 50 | -0.01 | 25 |
IV.RM33.EHZ. | 2019-08-20T02:55:53.34 | 1.0 | undecidable | manual | P | 163 | 30.1476 | 50 | 0.04 | 25 |
IV.SMA1.EHZ. | 2019-08-20T02:55:52.49 | 0.3 | undecidable | manual | P | 130 | 24.0537 | 113 | 0.15 | 73 |
IV.MMO1.EHZ. | 2019-08-20T02:55:51.87 | 0.1 | undecidable | manual | P | 51 | 22.8549 | 114 | -0.24 | 95 |
IV.LNSS.HHZ. | 2019-08-20T02:55:51.39 | 0.1 | undecidable | manual | P | 197 | 19.3695 | 118 | -0.09 | 99 |
IV.NRCA.HHZ. | 2019-08-20T02:55:51.57 | 0.6 | undecidable | manual | S | 4 | 7.0929 | 145 | 0.17 | 50 |
IV.GAVE.EHZ. | 2019-08-20T02:55:51.47 | 0.1 | undecidable | manual | P | 244 | 19.4694 | 117 | -0.04 | 100 |
IV.NRCA.HHZ. | 2019-08-20T02:55:49.77 | 0.1 | undecidable | manual | P | 4 | 7.0929 | 145 | 0.18 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.LNSS.HHE. | ML:0.8 | 0.0000518 | 1.9 | AML | other | m | 2019-08-20T02:55:54.96 |
IV.LNSS.HHN. | ML:0.8 | 0.000046649999999999996 | 0.42 | AML | other | m | 2019-08-20T02:55:55.02 |
IV.GAVE.EHE. | ML:0.8 | 0.00004975 | 1.34 | AML | other | m | 2019-08-20T02:55:55.74 |
IV.GAVE.EHN. | ML:0.8 | 0.0000432 | 1.16 | AML | other | m | 2019-08-20T02:55:55.12 |
IV.SMA1.EHE. | ML:0.5 | 0.0000181 | 1.18 | AML | other | m | 2019-08-20T02:55:57.39 |
IV.SMA1.EHN. | ML:0.4 | 0.0000174 | 0.7 | AML | other | m | 2019-08-20T02:55:57.44 |